Adjective : apprehensive for the safety of the mountain climbers.    From Dictionary.com. 

Whither, to be absolutely made unapprehensive of any body else? —.    From Wordnik.com.  [Clarissa Harlowe] Reference

All this, to make her unapprehensive, and that she may have nothing to pull her back.    From Wordnik.com.  [Clarissa Harlowe] Reference

They settled upon the faces and arms of the paddlers, totally unapprehensive of rebuff.    From Wordnik.com.  [The Palace of Darkened Windows] Reference

I told him, I was entirely easy and unapprehensive; and, after all his goodness to me, should be so, if he saw the Countess every day.    From Wordnik.com.  [Pamela] Reference

My aunt expressed her fears, however, and looked at me, as I did at her, with a countenance, I suppose, far from being unapprehensive: but Sir.    From Wordnik.com.  [Sir Charles Grandison] Reference

Her husband was first stricken down, and after a week of suffering, died in a delirium, which, while it startled and saddened the little flock, kept him all unapprehensive of the evils which might visit his bereaved family after his departure.    From Wordnik.com.  [Woman on the American Frontier] Reference

Whither, to be absolutely made unapprehensive of any body else?.    From Wordnik.com.  [Clarissa Harlowe; or the history of a young lady — Volume 6] Reference

A number of families resided in the fort, unapprehensive of danger.    From Wordnik.com.  [David Crockett] Reference

The unapprehensive hearer: who hears all his days, but is never the wiser.    From Wordnik.com.  [The Whole Works of the Rev. John Howe, M.A. with a Memoir of the Author. Vol. VI.] Reference

A singularly childlike and unapprehensive smile played across his features.    From Wordnik.com.  [Cape Cod Folks] Reference

His heart was employed in inventing guile, and was lulled into unapprehensive security.    From Wordnik.com.  [Imogen A Pastoral Romance] Reference

No! Isabella was not happy! she was neither satisfied with the present, nor unapprehensive for the future.    From Wordnik.com.  [Isabella. A Novel] Reference

At this moment I cast my eyes upon him, and he answers me with the most artless and unapprehensive smile in the world.    From Wordnik.com.  [Italian Letters, Vols. I and II The History of the Count de St. Julian] Reference

The deities of the woods and the deities of the rivers come out from their secret haunts, and keep their pastimes unapprehensive of human intrusion.    From Wordnik.com.  [Imogen A Pastoral Romance] Reference

Why, it has happened from your being the most unapprehensive mortal that ever lived, or from your having your wits whirled out of you by that everlasting New York tornado.    From Wordnik.com.  [Autobiography and Letters of Orville Dewey, D.D. Edited by his Daughter] Reference

He never jarred with what was immediately around him, and his nature was too joyous, too unapprehensive, for the hidden and the distant to grasp him in the shape of a dread.    From Wordnik.com.  [Romola] Reference

He was aware that the fort was not sufficiently guarded by its present inmates, and that, unapprehensive of impending danger, they were liable to be taken entirely by surprise.    From Wordnik.com.  [Daniel Boone The Pioneer of Kentucky] Reference

Therefore he was surprised at nothing and feared nothing and so he walked through the strange night as undisturbed and unapprehensive as the farmer to the cow lot in the darkness before the dawn.    From Wordnik.com.  [Tarzan the Terrible] Reference

The whole accommodations of the house were of a piece with the contents of the larder; the wine was sour, the sheets wet, the windows broken, the warming-pan out of repair, and the servants unapprehensive and impertinent.    From Wordnik.com.  [Francis, the Philanthropist: an unfashionable tale] Reference

This is a circumstance worthy of notice; for it clearly shews, that he was not unapprehensive of meeting with resistance from the natives, or unmindful of the necessary preparation for the safety of himself and his people.    From Wordnik.com.  [Narrative of the Voyages Round the World, Performed by Captain James Cook : with an Account of His Life During the Previous and Intervening Periods] Reference

He was not only unapprehensive of present danger, but his thoughts were naturally yielded to the condition of the two poor women, in that lonely abode of forest, whom he had just rescued, in all probability, from a fearful death.    From Wordnik.com.  [Guy Rivers: A Tale of Georgia] Reference

Catherine,” said the page, “how foolish and unapprehensive you must have thought me, in being capable to mistake betwixt your brother and you?”.    From Wordnik.com.  [The Abbot] Reference

Lady Betty Williams’s, was easy and unapprehensive; I could then throw my little squibs about me at plea-sun —; and not fear, by their return upon me, the singeing of my own clothes.    From Wordnik.com.  [Sir Charles Grandison] Reference

When the entire ship’s company were assembled, and with curious and not wholly unapprehensive faces, were eyeing him, for he looked not unlike the weather horizon when a storm is coming up.    From Wordnik.com.  [Moby Dick; or the Whale] Reference

A sweet and profound sleep; and while every thing seemed preparing for her destruction, while a thousand enchantments were essayed, and a thousand schemes revolved in the busy mind of Roderic, she remained composed and unapprehensive.    From Wordnik.com.  [Imogen A Pastoral Romance] Reference

"Come, friend Flammock," said the Welshman, "frame not thyself more unapprehensive than nature hath formed thee.    From Wordnik.com.  [The Betrothed] Reference

This Jealousy is an unapprehensive madness.    From Wordnik.com.  [The Works of Aphra Behn Volume IV.] Reference

On the unapprehensive wild.    From Wordnik.com.  [The Complete Works of Percy Bysshe Shelley — Volume 2] Reference

I speak, unapprehensive of contempt.    From Wordnik.com.  [THE PRELUDE BOOK SECOND] Reference

Meanwhile, the Camisards, unapprehensive of danger, lay wrapped in slumber, filling the tower, the barns, the stables, and outhouses.    From Wordnik.com.  [The Huguenots in France] Reference